Startup Skyonic — which develops technology that turns carbon emissions from power plants and factories into substances like baking soda — plans to start construction on the largest commercial carbon capture plant in the U.S. next week. The plant will be built at a cement factory in San Antonio, Texas, and will capture carbon emissions, acid gases and heavy metals from the flue of the cement factory.

Skyonic’s technology is based around turning factory and plant emissions into usable products, like baking soda, hydrochloric acid and bleach. So the plant in Texas is expecting to pay off the investment — and turn a profit — by selling the products to buyers. The plant expects to convert 75,000 tons of CO2 into products, and offset another 225,000 tons per year.

The startup is announcing the start of construction during an event next week at the plant, where a local judge…